﻿#region LicenseHeader

// Copyright 2012 The Trustees of Indiana University.  All rights reserved.
// 
// The Indiana University licenses this file to you under the Apache License, 
// Version 2.0 (the "License"); you may not use this file except in compliance 
// with the License.  You may obtain a copy of the License at 
// 
// http://www.apache.org/licenses/LICENSE-2.0
// 
// Unless required by applicable law or agreed to in writing, software 
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
//  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  
// See the License for the specific language governing permissions and 
// limitations under the License.
// 
// @author Thilina Gunarathne (tgunarat@indiana.edu)

#endregion

using System.Collections.Concurrent;
using System.Collections.Generic;
using AzureMRCore.DataTypes;
using Microsoft.WindowsAzure.StorageClient;

namespace AzureMRCore.OutputFormat
{
    public interface IOutputFormat<K, V>
        where K : Key, new()
        where V : IValue, new()
    {
        void DecodeData(string fileName, string key, ConcurrentDictionary<K, List<V>> decodedData);

        Dictionary<string, K> UploadValues(
            List<KeyValuePair<K, V>> pairs, object firstID,
            string iteration, CloudBlobContainer container);

        // Dictionary<Stream, K> GetStream(List<KeyValuePair<K, V>> pairs);

        long GetSize(List<KeyValuePair<K, V>> pairs);
        byte[] ToBytes(List<KeyValuePair<K, V>> pairs);
        void FromBytes(byte[] values, ConcurrentDictionary<K, List<V>> decodedData);
    }
}